TCS Sample Aptitude Questions and Answers

Q1 If (x+10)% of 240 is 60% more than x% of 180. then 15% of (x+20) is what percent less than 25% of x?

Q2 The value of 2 + 1/3+1/4+3/2 of 7/11 + (1 1/2 + 2 1/5 ) % 7 2/5 is:

Q3 6 1/3 + (5 5/6 ÷ 2 1/3 - 2 1/3 of 7 1/2) + 13 ½?

Q4 4√2√3√729=p then the value of P^20÷162+5/2?

Q5 The population of a town is 1,21,000 if it increases at the rate of 10% per annum, what is the difference between the population 3 years hence and that of 2 year ago​?

Q6 A retailer has fixed the Price of an article at 20% above the cost price. If he offers a discount of Rs 2 for a purchase of Rs 40. what is his gain or loss percentage?

Q7 A person gains Rs. 357 on selling a table at 13% gain and a chair at 6% gain. If he sells the table at 15% gain and the chair 8% loss, he gains Rs. 203. What is the actual cost of the chair?

Q8 What sum of money at compound interest will amount to Rs. 6930 in 3 years, if the rate of interest is 5% for the first year, 10% for the second year and 20% for the third year?

Q9 If two numbers are, respectively, 25% and 40% less than the third number, what is the ratio of these two numbers?

Q10 What is the sum (in Rs) which when divided among A, B, C, D in the proportion 2:3:5:8 provides Rs 8420 less to D the what it provides to him when the proportion is 1/2:1/3:1/5:1/8?

Q11 The ratio of alcohol and water in vessels A and B are 3:7 and 4:11, respectively. Five litres and 7 litres solutions from vessels A and B, respectively are mixed in vessel C. What is the ratio of water and alcohol in the solution in C?​

Q12 If 54 persons can complete 3/8 th part of a task in 36 days then how many more persons are required to complete 2/3rd part of the same task in 48 days?

Q13 Pawan visits his friend's home, which is 20 km away from his home. He covers the first half of the distance at the speed of 6 kmh and to cover the second half of the distance le takes double the time than the first half. What is the time taken by him to cover the whole journey?

Q14 Manoj travelled one third of a distance at an average speed of 16 km/hr then half of distance at a speed of 15Km/hr and covered the rest of distance at an average speed of 20km/hr.If he took total of 15 hours in completing the journey then total distance covered by him is​

Q15 In how many ways can X give Rs 500 to Y using only Rs 100 and Rs 20 notes, with the condition that she has only 16 notes of Rs 20, and being asked to use the notes of both the denominations?

Q16 What is the area of a trapezium whose parallel sides are 12 cm and 16 cm and whose height is equal to that of an equilateral triangle of side√3cm?

Q17 The length of a rectangle is 48 m and its perimeter is 150 m. What will be the perimeter of a square whose area is equal to this rectangle?

Q18 A certain sum amounts to INR 9799 in 3 years and to INR 12464 in 8 years at a certain rate percent per annum, at simple interest. What will be the amount (in rupees) of the same sum in 5 years at double the earlier rate, at simple interest?

Q19 What is the standard deviation of the data given below?
10, 28, 13, 18, 29, 30, 22, 23, 25, and 32​

Q20 Two ants of length 1 cm and 1.2 cm crawl in opposite directions with average speeds of 2 and 3 mm per second respectively. How many seconds will they take to cross each other?

Q21 In how many ways can we give change for Rs 50 using 1 rupee and 2 rupee coins? For example for 5 rs we can give it in three ways(1,1,1,1,1) (1,1,1,2) )(1,2,2)

Q22 If f(1)=4 and f(x+y)=f(x)+f(y)+7xy+4,then f(2)+f(5)=?

Q23 The index numbers of five commodities are 121, 123, 125, 126, 128 and the weights assigned to these are respectively 5, 11, 10, 8, 6. Then what is the weighted average index number?

Q24 Which one among the following has the least value?

Q25 A retailer purchased 25 identical toys for a price of Rs P and sold some of them for Rs P. If he calculated his profit as 8%, with selling price as base instead of cost price then how many did he sell?

Q26 A man who has to walk 11Km finds that in 30 minutes he has travelled two-ninth of the remaining distance. What is his speed in Km/h?

Q27 With what value should the highest quantity in data 65, 52, 14, 26, 18, 35, 32, 38 be replaced so that the mean and median become equal?

Q28 An exam was conducted and the following was analysed. 4 men were able to check some exam papers in 8 days working 5 hours regularly. What is the total number of hours taken by 2 men in 20 days to check double the number of exam papers?

Q29 The numbers from 101 to 150 are written as, 101102103104105…146147148149150. What will be the remainder when this total number is divided by 3?

Q30 If the alphabets are written in the sequence of a, bb, ccc, dddd, eeeee, ffffff, …. What will be the 120th letter?